/**** * Classes ****/ // Coin class var Coin = Container.expand(function () { var self = Container.call(this); var coinGraphics = self.attachAsset('coin', { anchorX: 0.5, anchorY: 0.5 }); self.move = function () { if (self.spawnDirection === 'right') { self.x -= coinSpeed; } else { self.x += coinSpeed; } // Destroy coin when it moves off screen and remove it from the coins array if (self.x < -100 || self.x > 2048 + 100) { self.destroy(); var index = coins.indexOf(self); if (index > -1) { coins.splice(index, 1); } } }; }); // Enemy class var Enemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('obstacle', { anchorX: 0.5, anchorY: 0.5 }); self.enemyRowerFrame = 0; self.enemyRowerGraphics = []; self.enemyRowerGraphics.push(self.attachAsset('Enemy_Rower', { anchorX: 0.5, anchorY: 0.5 })); self.enemyRowerGraphics.push(self.attachAsset('Enemy_Rower_1', { anchorX: 0.5, anchorY: 0.5 })); self.enemyRowerGraphics[1].visible = false; self.enemyRowerGraphics.forEach(function (graphic) { graphic.y = -graphic.height / 2 + 40; }); self.acceleration = 0; self.move = function () { self.acceleration += 0.1; if (LK.ticks % 20 == 0) { self.enemyRowerGraphics[self.enemyRowerFrame].visible = false; self.enemyRowerFrame = (self.enemyRowerFrame + 1) % 2; self.enemyRowerGraphics[self.enemyRowerFrame].visible = true; } if (self.spawnDirection === 'right') { self.x -= enemySpeed + self.acceleration; } else { self.x += enemySpeed + self.acceleration; } // Destroy enemy when it moves off screen and remove it from the enemies array if (self.x < -100 || self.x > 2048 + 100) { self.destroy(); var index = enemies.indexOf(self); if (index > -1) { enemies.splice(index, 1); } // Spawn a new enemy if the current number of enemies is less than the maximum number of enemies if (enemies.length < maxEnemies) { spawnEnemy(); } } }; }); // Obstacle class var Obstacle = Container.expand(function () { var self = Container.call(this); var obstacleGraphics = self.attachAsset('obstacle', { anchorX: 0.5, anchorY: 0.5 }); self.speed = obstacleSpeed; self.move = function () { self.x += self.speed; // Destroy obstacle when it moves off screen if (self.x < -100) { self.destroy(); } }; }); // Assets will be automatically generated based on usage in the code. // Player class var Player = Container.expand(function () { var self = Container.call(this); playerGraphics = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); self.rowerFrame = 0; self.rowerGraphics = []; self.rowerGraphics.push(self.attachAsset('rower', { anchorX: 0.5, anchorY: 0.5 })); self.rowerGraphics.push(self.attachAsset('Rower_1', { anchorX: 0.5, anchorY: 0.5 })); self.rowerGraphics[1].visible = false; self.gravity = -1; // Start with gravity pulling upwards self.acceleration = 0; // Initialize acceleration self.flipGravity = function () { self.gravity *= -1; }; self.touchingEdge = false; self.update = function () { self.y += (playerSpeed + self.acceleration) * self.gravity; // Update Rower animation when player changes direction if (self.gravity == -1 && self.rowerFrame != 1) { self.rowerGraphics[self.rowerFrame].visible = false; self.rowerFrame = 1; self.rowerGraphics[self.rowerFrame].visible = true; } else if (self.gravity == 1 && self.rowerFrame != 0) { self.rowerGraphics[self.rowerFrame].visible = false; self.rowerFrame = 0; self.rowerGraphics[self.rowerFrame].visible = true; } self.acceleration += 2; // Increase acceleration // Prevent player from going out of bounds if (self.y - playerGraphics.height / 2 <= 0) { self.y = playerGraphics.height / 2; self.acceleration = 0; // Reset acceleration if (self.gravity == -1 && !self.touchingEdge) { self.touchingEdge = true; LK.setScore(LK.getScore() + 1); scoreTxt.setText(LK.getScore().toString()); scoreTxt.scale.set(1.2, 1.2); LK.setTimeout(function () { scoreTxt.scale.set(1, 1); }, 100); maxEnemies = Math.floor(LK.getScore() / 10); if (enemies.length < maxEnemies) { spawnEnemy(); } } } else if (self.y + playerGraphics.height / 2 >= 2732) { self.y = 2732 - playerGraphics.height / 2; self.acceleration = 0; // Reset acceleration if (self.gravity == 1 && !self.touchingEdge) { self.touchingEdge = true; LK.setScore(LK.getScore() + 1); scoreTxt.setText(LK.getScore().toString()); maxEnemies = Math.floor(LK.getScore() / 10); if (enemies.length < maxEnemies) { spawnEnemy(); } } } else { self.touchingEdge = false; } }; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 // Init game with black background }); /**** * Game Code ****/ var BackgroundContainer = new Container(); var MidgroundContainer = new Container(); var ForegroundContainer = new Container(); game.addChild(BackgroundContainer); game.addChild(MidgroundContainer); game.addChild(ForegroundContainer); var background = BackgroundContainer.attachAsset('background', { anchorX: 0.5, anchorY: 0.5, x: 1024, y: 1366, width: 2048, height: 2732 }); // Game Variables // Assets will be automatically generated based on usage in the code. var playerGraphics; var player; var playerSpeed = 10; var score = 0; var scoreTxt; var obstacles = []; // Array to keep track of obstacles var obstacleSpeed = -10; var coins = []; // Initialize coins array var coinSpeed = 8; var coinSpawnDirection = 'right'; // Initialize coin spawn direction var enemies = []; // Initialize enemies array var maxEnemies = 0; // Initialize maximum number of enemies that can be spawned var enemySpawnDirection = 'left'; // Initialize enemy spawn direction var enemySpeed = 5; // Define enemy speed // Initialize Player player = game.addChild(new Player()); player.x = 1024; // Center horizontally player.y = 1366; // Center vertically // Initialize Score Display scoreTxt = new Text2(score.toString(), { size: 200, fill: "#ffffff", stroke: "#000000", strokeThickness: 20 }); scoreTxt.anchor.set(0.5, 0.5); scoreTxt.x = 1024; scoreTxt.y = 1366; MidgroundContainer.addChild(scoreTxt); // Create obstacles and coins at intervals function spawnEnemy() { // Check if the score is less than 10 if (LK.getScore() < 10) { return; } // Determine the number of enemies to spawn based on the player's score var numEnemies = Math.floor(LK.getScore() / 15); // Determine the spawn side based on the last spawn side var spawnSide = enemySpawnDirection; // Alternate the spawn side enemySpawnDirection = enemySpawnDirection === 'right' ? 'left' : 'right'; // Spawn enemies if the current number of enemies is less than the maximum number of enemies if (enemies.length < numEnemies) { var enemy = new Enemy(); enemy.spawnDirection = spawnSide; enemy.x = spawnSide === 'right' ? 2048 + 100 : -100; enemy.y = Math.random() * (2732 - 800) + 400; // Random height with 200 pixel padding at the top and bottom enemy.acceleration = 0; enemies.push(enemy); game.addChild(enemy); } } var enemyTimer = LK.setInterval(spawnEnemy, 1000); // Create an enemy every 1 second var coinTimer = LK.setInterval(function () { var coin; // Check if there are any coins that have exited the screen var exitedCoins = coins.filter(function (coin) { return coin.x < -100 || coin.x > 2048 + 100; }); // If there are exited coins, recycle the first one if (exitedCoins.length > 0) { coin = exitedCoins[0]; // Reset coin properties coin.spawnDirection = coinSpawnDirection; coin.y = Math.random() * (2732 - 700) + 350; // Random height with 200 pixel padding at the top and bottom } else { // If there are no exited coins, create a new one coin = new Coin(); coin.spawnDirection = coinSpawnDirection; coin.y = Math.random() * (2732 - 700) + 350; // Random height with 200 pixel padding at the top and bottom coins.push(coin); game.addChild(coin); } // Spawn coin from right or left alternately if (coinSpawnDirection === 'right') { coin.x = 2048; } else { coin.x = 0; } // Switch coin spawn direction coinSpawnDirection = coinSpawnDirection === 'right' ? 'left' : 'right'; }, 150); // Create a coin every 100 milliseconds // Listen for touch events to flip gravity game.on('down', function () { if (player.touchingEdge) { player.flipGravity(); } }); // Update game state on each tick LK.on('tick', function () { player.update(); obstacles.forEach(function (obstacle) { obstacle.move(); // Check for collision with player if (player.intersects(obstacle)) { LK.effects.flashScreen(0xff0000, 1000); LK.showGameOver(); } }); // Update coins and remove destroyed coins coins.forEach(function (coin, index) { coin.move(); // Check for collision with player if (player.intersects(coin)) { // Increase score by 1 LK.setScore(LK.getScore() + 1); // Update score text scoreTxt.setText(LK.getScore().toString()); // Add a small bump to the score whenever it increments by 1 scoreTxt.scale.set(1.2, 1.2); LK.setTimeout(function () { scoreTxt.scale.set(1, 1); }, 100); // Destroy the coin coin.destroy(); // Remove the coin from the coins array coins.splice(index, 1); } }); // Update enemies and remove destroyed enemies enemies.forEach(function (enemy, index) { enemy.move(); // Check for collision with player if (player.intersects(enemy)) { // Flash screen red for 1 second (1000ms) to show we are dead. LK.effects.flashScreen(0xff0000, 1000); // Show game over. The game will be automatically paused while game over is showing. LK.showGameOver(); } }); // Remove obstacles that have been destroyed obstacles = obstacles.filter(function (obstacle) { return !obstacle._destroyed; }); });

Reverse Rowing by Octo

Images